Compilare: user.cpp: In function ‘int main()’: user.cpp:76:21: warning: suggest parentheses around assignment used as truth value [-Wparentheses] ans[1]=viz[1]=lg=0; ~~^~ user.cpp:65:27: warning: unused variable ‘cnt’ [-Wunused-variable] int mini=ans[1],cap=1,cnt=0; ^~~ user.cpp:55:29: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%d%d",&n,&k); ^ user.cpp:59:33: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%d%d",&x,&y); ^